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Stealth Koti by Tan Kai, Chong Gang and Wang Yonggang

Stealth Koti by Tan Kai, Chong Gang and Wang Yonggang is a highly esteemed winner of the very prestigious 2025 Tuzo ya Shaba ya A' Design Award in Usanifu wa Mitindo, Mavazi na Nguo Competition Category.


ShabaMitindo· 2025

Stealth Koti

by Tan Kai, Chong Gang and Wang Yonggang

Client: Liuyong

Tuzo ya Shaba ya A' Design Award Winner in Mitindo Category

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Verified Award Winner

Verify Award Status for #166337

Colors

The Design

About Stealth Koti

Stealth ni koti la manyoya linaloweza kukunjwa kuwa mto wenye umbo la U. Sehemu ya chini hukunjwa juu kuunda tegemeo la shingo, na vifungo hurekebishwa ili kutoshea shingoni. Muundo wa vitambaa vilivyotenganishwa huifanya nguo kuwa nyepesi na kurahisisha usafishaji. Kijazo chake ni manyoya ya bata bukini yenye nguvu ya ujazo ya 700 na asilimia 90 ya maudhui ya manyoya laini. Kitambaa cha nje ni nyuzi za mianzi zinazoweza kuoteshwa upya, huku kitambaa cha ndani kikiwa nyuzi za grafini. Mishono imetengenezwa kwa uzi wa naironi wenye nguvu ya juu na ushonaji wa sindano mbili. Lengo ni kutoa joto na mahali pa kupumzika wakati wa safari.

The Recognition

About the Tuzo ya Shaba ya A' Design Award

Stealth Koti ni mshindi wa Tuzo ya Shaba ya A' Design Award, utambuzi wenye heshima kubwa unaotolewa kwa miundo bora inayotofautishwa kwa ubunifu, ustadi na busara. Washindi wa Shaba ni kazi za ufundi mwingi na bunifu ya kushangaza zinazothibitisha uzoefu mpana, mawazo na ustadi wa wabunifu wao. Stealth Koti inatarajiwa kuwa kitu kinachothaminiwa sana, kupendwa na kuenziwa, ambacho ni cha kitaalamu na bunifu kwa kiasi kikubwa. Muundo huu ulioshinda Tuzo ya Shaba ya A' Design Award unajumuisha mbinu bora katika sanaa, sayansi, usanifu na teknolojia, na ni bora kwa umakini wake kwa undani. Stealth Koti hutosheleza mahitaji kwa uzuri, hugusa hamu, huvutia hisia na kuvutia udadisi.

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties
The Stealth U Pillow Down Jacket represents a pioneering advancement in outerwear design, seamlessly integrating the insulative properties of a down jacket with the ergonomic comfort of a U-shaped pillow. This innovative garment challenges conventional designs by concealing its multifunctional nature within a streamlined silhouette, utilizing proprietary fabric-separator technology.
Dimensions & Packaging
Length: 1180mm
Chest: 1160mm
Sleeve: 540mm
Shoulder: 420mm
Filling: 90% white goose down
Down weight: 170g
Tags
down jacket, U-shaped pillow, face-lining separation, lightweight comfort, eco-friendly materials, graphene fiber, multifunctional design, travel rest, weather-resistant, efficient warmth retention
Production Technology
Production Technology and Materials
Face-Lining Separation: Facilitates easy cleaning and maintenance while maintaining lightness and comfort.
Filling Material: 700 fill power, 90% down content goose down ensures superior warmth.
Outer Fabric: Renewable bamboo fiber, environmentally friendly and offers excellent breathability and moisture absorption.
Inner Fabric: Graphene fiber provides health benefits such as antibacterial, anti-mite properties.
Seam Technology: High-strength nylon thread with double-needle stitching enhances durability.
Design Challenge
The toughest part of this design activity was balancing creativity with practical feasibility. Internally, we faced the challenge of innovating beyond traditional down jacket designs to achieve warmth while ensuring slimness and multifunctionality. From a societal perspective, the product had to be stylish and meet modern consumers' environmental expectations. External obstacles included compliance with laws, production technology limits, and information accessibility.
Research
We conducted a design study aimed at developing a product that combines the functions of a down jacket and a U-shaped pillow. Through market research, user interviews, and prototype testing, we gathered feedback from travelers. Using design software and 3D printing technology, we created prototypes that participants tested and provided suggestions for improvement. The results showed that this design is not only warm but can also easily transform into a comfortable U-shaped pillow. This highlights the importance of user experience and opens new market opportunities with an eco-friendly and practical product.
Inspiration
The Stealth U Pillow Down Jacket was inspired by the need for multifunctional, portable outerwear. We integrated a down jacket with a U-shaped pillow to provide warmth and comfort, addressing the bulkiness of traditional jackets. Our unique fabric-separator technology ensures lightweight, compact folding, and superior insulation. Advanced materials enhance performance and sustainability.
Project Duration
The project began in Shenzhen, China in December 2022, and concluded in Shenzhen, China in December 2023. It became available for sale on major e-commerce platforms and in offline stores starting in April 2024.
Operation Flow
This down jacket is designed for comfort and ease. Simply fold the jacket upward from the bottom to quickly transform it into a U-shaped pillow, perfect for resting during travels. Adjust the buckles to fit your neck size for personalized support. For the best experience, make sure to adjust the buckles correctly before use and follow care instructions when cleaning. This design excels because it offers warmth along with convenience for those who want to rest on the go.
Team Members
Tan Kai
Chong Gang
Wang Yonggang

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